71912025

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 135794880

約数和(自身を除く): 63882855

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 103, 107, 145, 225, 261, 309, 321, 435, 515, 535, 725, 927, 963, 1305, 1545, 1605, 2175, 2575, 2675, 2987, 3103, 4635, 4815, 6525, 7725, 8025, 8961, 9309, 11021, 14935, 15515, 23175, 24075, 26883, 27927, 33063, 44805, 46545, 55105, 74675, 77575, 99189, 134415, 139635, 165315, 224025, 232725, 275525, 319609, 495945, 672075, 698175, 826575, 958827, 1598045, 2479725, 2876481, 4794135, 7990225, 14382405, 23970675, 71912025]

約数ペア:

[(1, 71912025), (3, 23970675), (5, 14382405), (9, 7990225), (15, 4794135), (25, 2876481), (29, 2479725), (45, 1598045), (75, 958827), (87, 826575), (103, 698175), (107, 672075), (145, 495945), (225, 319609), (261, 275525), (309, 232725), (321, 224025), (435, 165315), (515, 139635), (535, 134415), (725, 99189), (927, 77575), (963, 74675), (1305, 55105), (1545, 46545), (1605, 44805), (2175, 33063), (2575, 27927), (2675, 26883), (2987, 24075), (3103, 23175), (4635, 15515), (4815, 14935), (6525, 11021), (7725, 9309), (8025, 8961)]